Top API Development & Integration Companies

A high-performing API Development & Integration solution can accelerate growth, boost customer engagement, and create new revenue streams—but only if it's built by a team you trust. Edverise makes it easy to connect with leading API Development & Integration companies around the globe. Providers and reviews are vetted extensively to ensure that we capture verified client feedback, project details, and measurable results. Use Edverise's filters to sort partners by budget, industry expertise, and location. Start comparing profiles to find the right match for your project.

Ratings Updated: August 6, 2026

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8,617 Companies

List of the Best API Development & Integration Agencies

Foo BarProfile set up by Edverise AI
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A specialized consulting firm that concentrates on developing applications for small and medium enterprises.
Highlights
$5,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Pittsburgh, Pennsylvania, Us
Services Provided
60% Custom Web Application Development
30% API Development & Integration
10% Legacy System Modernization
AI Summary
“Foo Bar is a consulting firm specializing in application development, delivering tailored technological solutions to support the growth of small and medium enterprises across industries.”
PrivstrProfile set up by Edverise AI
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Privstr Ltd is a software development agency located in London that specializes in creating native mobile applications. We assist UK-based entrepreneurs, startups, and SMEs with their initial investments to produce high-quality mobile software development cycles. Our team at Privstr Ltd offers custo
Highlights
$5,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
London, England, Gb
Services Provided
60% Mobile App Development (iOS & Android)
25% API Development & Integration
15% Custom Web Application Development
AI Summary
“Privstr Ltd is a London-based software agency specializing in native iOS and Android app development, offering custom backend, API integration, UI/UX support, and comprehensive client partnership.”
MetastoriProfile set up by Edverise AI
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At Metastori, we focus on comprehensive Shopify development and integrations for agencies and ambitious brands throughout Europe and beyond. We handle everything from custom theme designs and app development to intricate B2B configurations, CRO initiatives, and third-party integrations. Think of us
Highlights
25-49
Avg Hourly Rate
2-9
Employees
Lucknow, Uttar Pradesh, In
Services Provided
60% E-Commerce Development
25% API Development & Integration
15% Custom Web Application Development
AI Summary
“Metastori delivers tailored Shopify development and integrations across Europe, offering scalable, expert solutions including custom themes, apps, B2B setups, and CRO to support agencies and brands.”
QPMSoftProfile set up by Edverise AI
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We are a team of experienced software developers based in Ukraine. Our key areas of expertise include contributing to the modernization of 12 state registries in Ukraine, with 4 of them built from the ground up. As of January 2017, there are 16,473 internal users and 28,764 external users. All these
Highlights
$5,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Kyiv, Ua
Services Provided
60% Custom Web Application Development
25% API Development & Integration
15% QA & Software Testing
AI Summary
“QPMSoft is a Ukrainian software development team specializing in complex web applications, custom software, API integration, and thorough testing, delivering high-quality solutions for resource-intensive systems.”
redirect.pizzaProfile set up by Edverise AI
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Redirect.Pizza: A smooth and easy solution for hassle-free domain redirection. Enjoy strong security and simple integration while effortlessly managing your online presence.
Highlights
$1,000+
Min Project Size
100-149
Avg Hourly Rate
2-9
Employees
New York, New York, Us
Services Provided
100% API Development & Integration
100% Managed IT Services
50% Other IT Consulting and SI
50% Unified Communications Consulting & SI
AI Summary
“Redirect.Pizza offers a secure, user-friendly platform for seamless domain redirection and online presence management, emphasizing easy integration and reliable performance.”
StackdropProfile set up by Edverise AI
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Stackdrop is a software development agency that focuses on creating internal business applications and automation solutions. The company collaborates with clients from various sectors to design, develop, and implement systems such as dashboards, reporting tools, workflow automation, and integrations
Highlights
10-49
Employees
Services Provided
60% Custom Web Application Development
30% API Development & Integration
10% Legacy System Modernization
AI Summary
“Stackdrop is a software development agency specializing in tailored internal business applications and automation solutions, enhancing operational efficiency through custom dashboards, integrations, and workflow optimization.”
ASN Plus s.r.oProfile set up by Edverise AI
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We partner in the development of electronics, embedded software, and applications, driven by innovative thinking. We bridge the gap between software and electronics, managing projects to deliver significant value and give our clients a competitive advantage. Our approach is systematic, as we believe
Highlights
$50,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Prague, Prague, Cz
Services Provided
30% Custom Web Application Development
30% API Development & Integration
25% Backend Development
15% Frontend Development
AI Summary
“ASN Plus s.r.o. specializes in electronics, embedded software, and application development, providing systematic project management, PCB design, manufacturing, and long-term client collaboration with clear communication.”
S
SalitronicProfile set up by Edverise AI
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I create comprehensive electronic systems, transitioning from initial concept to production-ready hardware, leveraging over 20 years of experience with a significant emphasis on reliability, manufacturability, and real-world performance. My services cater to individuals, startups, research teams, an
Highlights
Services Provided
25% Custom Web Application Development
75% API Development & Integration
100% Product Design
AI Summary
“Salitronic offers end-to-end electronic system design and development services, combining 20+ years' expertise in hardware, embedded firmware, prototyping, and manufacturing support to ensure reliable, manufacturable products.”
CataSolvProfile set up by Edverise AI
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CataSolv was established driven by a commitment to innovation and has a track record of providing revolutionary IT solutions. Our varied portfolio features partnerships with both startups and Fortune 500 companies, allowing us to offer customized solutions for every client.
Highlights
$1,000+
Min Project Size
<25
Avg Hourly Rate
2-9
Employees
Ahmedabad, Gujarat, In
Services Provided
30% API Development & Integration
35% Mobile App Development (iOS & Android)
35% Custom Web Application Development
AI Summary
“CataSolv delivers innovative, customized IT solutions to diverse clients, partnering with startups and Fortune 500 companies to address a wide range of technological needs.”
MotivFlowProfile set up by Edverise AI
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At MotivFlow, we combine strategic insight and software solutions to accelerate your progress with intelligence and assurance. We support teams throughout the entire digital transformation process, from initial architecture to final launch.
Highlights
$5,000+
Min Project Size
100-149
Avg Hourly Rate
2-9
Employees
Services Provided
30% API Development & Integration
50% Custom Web Application Development
20% Mobile App Development (iOS & Android)
AI Summary
“MotivFlow delivers strategic insights and software solutions to support teams across the digital transformation journey, from architecture design to launch, ensuring intelligence and assurance.”

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